色欲tv国产亚洲_久久午夜夜伦鲁鲁影院_一级特黄无码A片在线观看_免费黄色性感一级片_国内破女处破苞视频hd_欧美三级少妇免费_亚洲美腿丝袜福利一区_白丝秘书被躁到高潮视频av_91麻豆精品分享的内容是很丰富的_国产原创免费av网站

davit

英 ['d?v?t; 'de?v-] 美['d?v?t]
  • n. 吊艇柱;吊柱
  • n. (Davit)人名;(英、土、格魯)達(dá)維特

英文詞源


davit (n.)
also david, "crane-like structure used to lower things off a ship, etc.," late 15c., apparently a use of the masc. proper name David on the pattern of applying common Christian names to useful devices (compare jack, jenny, jimmy).

雙語(yǔ)例句


1. Inspection the structure and loading test of the lifeboat ( Rescue boat ) davit.
救生 ( 助 ) 艇吊架結(jié)構(gòu)和壓重試驗(yàn).

來(lái)自互聯(lián)網(wǎng)

2. Suez Canal searchlight, but socket and davit to be supplied by builder.
蘇伊士運(yùn)河探照燈, 但插座和吊柱由建造方提供.

來(lái)自互聯(lián)網(wǎng)

3. The strength test for davit.
艇架強(qiáng)度試驗(yàn).

來(lái)自互聯(lián)網(wǎng)

4. Start the davit motor. Ready for lowering.
起動(dòng)吊柱馬達(dá). 準(zhǔn)備放艇.

來(lái)自互聯(lián)網(wǎng)

5. All sheaves and rollers of life boat davit to be overhauled , cleaned, greased and reassembled.
所有救生艇吊柱,滾輪,滑車, 拆檢, 清潔,加油并裝妥.

來(lái)自互聯(lián)網(wǎng)